Question
What is meant by 'cardinality' in data modeling?
More Data Warehousing Questions
- Which type of OLAP allows operations on pre-aggregated data cubes?
- Which of these is NOT an ensemble method?
- A star schema in a data warehouse consists of:
- Which process loads data from multiple sources into a data warehouse?
- Which of the following best defines the concept of the "Internet of Things" (IoT)?
- Which OLAP operation involves focusing on a subset of dimensions (e.g., region=‘Asia’)?
- Which SQL clause is used to filter records after aggregation?
- What is a 'star schema' in data warehouse design?
- ETL stands for:
- Which of the following is a key process in ETL?
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